# Claude Haiku 4.5: what changed between 2026-08-16 and 2026-11-14

entity: /record/claude-haiku-4-5.md  
from: 2026-08-16  
to: 2026-11-14  
page: /record/claude-haiku-4-5/diff?from=2026-08-16&to=2026-11-14  
json: /v1/entities/claude-haiku-4-5/diff?from=2026-08-16&to=2026-11-14  

Between 2026-08-16 and 2026-11-14, Claude Haiku 4.5's record changed in 2 facts: 2 added; 1 unchanged.

State as of 2026-08-16: /record/claude-haiku-4-5.md?as_of=2026-08-16 · as of 2026-11-14: /record/claude-haiku-4-5.md?as_of=2026-11-14. Format: subject | predicate | value | valid range | confidence | status | claim. Posts and Hugging Face repos are left out (1 held on 2026-08-16, 1 on 2026-11-14).

## Replaced (0)

The same fact with a different value: the claim that held on the earlier day, then the one that holds on the later day.

- none

## Added (2)

Held on 2026-11-14, not on 2026-08-16.

- [Claude Haiku 4.5](/record/claude-haiku-4-5.md) | available_in | Claude API | observed from 2026-11-14 to present | conf 0.95 | valid | [clm_FA126C4BBB2F](/claim/clm_FA126C4BBB2F.md)
  sources: https://platform.claude.com/docs/en/about-claude/models/overview
- [Claude Haiku 4.5](/record/claude-haiku-4-5.md) | price | $1 input / $5 output per 1M tokens | observed from 2026-11-14 to present | conf 0.95 | valid | [clm_3D8960DA61C7](/claim/clm_3D8960DA61C7.md)
  sources: https://platform.claude.com/docs/en/about-claude/models/overview

## Ended (0)

Held on 2026-08-16, not on 2026-11-14, and not replaced by another value.

- none

## Unchanged

1 claims held on both days: predecessor 1.

## Get this data

- JSON: /v1/entities/claude-haiku-4-5/diff?from=2026-08-16&to=2026-11-14
- MCP: entity_diff(entity: "claude-haiku-4-5", from: "2026-08-16", to: "2026-11-14")
- Entity twin: /record/claude-haiku-4-5.md · timeline: /timelines/claude-haiku-4-5.md

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AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.